We knew we couldn’t promote Litmus Live with just any email, which is why we aimed for a forward-thinking and uniquely impressive one. Naturally, we wanted it to be so amazing that people couldn’t help but attend the conference to learn about the tricks we used. Specifically: how to code HTML5 video background in email.

Lately quite a few emails in my inbox have what I assume to be an accidental blue border around some (but not all) of the images. Take a look–and never fear! There’s a few ways to prevent unwanted borders on linked images like these ones.